/*
 * MIT License
 *
 * Copyright (c) 2017-2024 Ilkka Seppälä
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package string;

/**
 * FormatBytesSnippet.
 */

public class FormatBytesSnippet {

  /**
   * Convert bytes into Human readable form.
   *
   * @param bytes The value in bytes needed to be converted
   * @return String the converted human-readable form
   */
  public static String formatBytes(long bytes) {
    double kb = 1024;
    double mb = kb * 1024;
    double gb = mb * 1024;
    double tb = gb * 1024;
    if ((bytes >= 0) && (bytes < kb)) {
      return bytes + " B";
    } else if ((bytes >= kb) && (bytes < mb)) {
      return String.format("%.2f KB", bytes / kb);
    } else if ((bytes >= mb) && (bytes < gb)) {
      return String.format("%.2f MB", bytes / mb);
    } else if ((bytes >= gb) && (bytes < tb)) {
      return String.format("%.2f GB", bytes / gb);
    } else if (bytes >= tb) {
      return String.format("%.2f TB", bytes / tb);
    } else {
      return "Invalid Input";
    }
  }
}
